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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-10 23:24:10 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-10 23:24:10 -0700 |
| commit | 597473720f4dc69749542bfcfed4a927a43d935e (patch) | |
| tree | 711bf773910fb93d1dd9120c633adc807685e0d8 /arch/powerpc/include/asm/uaccess.h | |
| parent | Input: atmel_mxt_ts - fix leak in mxt_update_cfg() (diff) | |
| parent | Input: gpio_keys_polled - allow specifying name of input device (diff) | |
| download | linux-dev-597473720f4dc69749542bfcfed4a927a43d935e.tar.xz linux-dev-597473720f4dc69749542bfcfed4a927a43d935e.zip | |
Merge branch 'next' into for-linus
Prepare input updates for 5.3 merge window.
Diffstat (limited to 'arch/powerpc/include/asm/uaccess.h')
| -rw-r--r-- | arch/powerpc/include/asm/uaccess.h | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index 15bea9a0f260..4d6d905e9138 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -28,7 +28,6 @@ #define USER_DS MAKE_MM_SEG(TASK_SIZE - 1) #endif -#define get_ds() (KERNEL_DS) #define get_fs() (current->thread.addr_limit) static inline void set_fs(mm_segment_t fs) @@ -62,8 +61,8 @@ static inline int __access_ok(unsigned long addr, unsigned long size, #endif -#define access_ok(type, addr, size) \ - (__chk_user_ptr(addr), \ +#define access_ok(addr, size) \ + (__chk_user_ptr(addr), \ __access_ok((__force unsigned long)(addr), (size), get_fs())) /* @@ -166,7 +165,7 @@ do { \ long __pu_err = -EFAULT; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ might_fault(); \ - if (access_ok(VERIFY_WRITE, __pu_addr, size)) \ + if (access_ok(__pu_addr, size)) \ __put_user_size((x), __pu_addr, (size), __pu_err); \ __pu_err; \ }) @@ -276,7 +275,7 @@ do { \ __long_type(*(ptr)) __gu_val = 0; \ __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ might_fault(); \ - if (access_ok(VERIFY_READ, __gu_addr, (size))) { \ + if (access_ok(__gu_addr, (size))) { \ barrier_nospec(); \ __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ } \ @@ -374,7 +373,7 @@ extern unsigned long __clear_user(void __user *addr, unsigned long size); static inline unsigned long clear_user(void __user *addr, unsigned long size) { might_fault(); - if (likely(access_ok(VERIFY_WRITE, addr, size))) + if (likely(access_ok(addr, size))) return __clear_user(addr, size); return size; } |